| Post Office: | Chak Sarmastpur BO |
|---|---|
| Post Office Type: | BO |
| District: | SITAMARHI |
| State: | BIHAR |
| Pin Code: | 843104 |
| Address: | Postmaster, Chak Sarmastpur BO (BO), SITAMARHI, BIHAR, India |
| Status: | Delivery |
| Division: | Muzaffarpur Division |
| Region: | Muzaffarpur Region |
| Circle: | Bihar Circle |
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